<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>小黑记账清单案例</title>
  <script src="../axios.js"></script>
  <script src="../vue.js"></script>
  <script src="../echarts.js"></script>
  <link href="../../git-html/day13/css/bootstrap.min.css">
  </link>
  <style>
    .red {
      color: red !important;
    }

    .search {
      width: 300px;
      margin: 20px 0;
    }

    .my-form {
      display: flex;
      margin: 20px 0;
    }

    .my-form input {
      flex: 1;
      margin-right: 20px;
    }

    .table> :not(:first-child) {
      border-top: none;
    }

    .contain {
      display: flex;
      padding: 10px;
    }

    .list-box {
      flex: 1;
      padding: 0 30px;
    }

    .list-box a {
      text-decoration: none;
    }

    .echarts-box {
      width: 600px;
      height: 400px;
      padding: 30px;
      margin: 0 auto;
      border: 1px solid #ccc;
    }

    tfoot {
      font-weight: bold;
    }

    @media screen and (max-width: 1000px) {
      .contain {
        flex-wrap: wrap;
      }

      .list-box {
        width: 100%;
      }

      .echarts-box {
        margin-top: 30px;
      }
    }
  </style>
</head>

<body>
  <div id="app">
    <div class="contain">
      <!-- 左侧列表 -->
      <div class="list-box">

        <!-- 添加资产 -->
        <form class="my-form">
          <input v-model="goodsName" type="text" class="form-control" placeholder="消费名称" />
          <input v-model.number="goodsPrice" type="text" class="form-control" placeholder="消费价格" />
          <button @click="add" type="button" class="btn btn-primary">添加账单</button>
        </form>

        <table class="table table-hover">
          <thead>
            <tr>
              <th>编号</th>
              <th>消费名称</th>
              <th>消费价格</th>
              <th>操作</th>
            </tr>
          </thead>
          <tbody>
            <tr v-for="(item,index) in list" :key="item.id">
              <td>{{index + 1}}</td>
              <td>{{item.name}}</td>
              <td :class="{red : item.price > 500}">{{item.price.toFixed(2)}}</td>
              <td><a href="javascript:;" @click="del(item.id)">删除</a></td>
            </tr>
          </tbody>

          <tfoot>
            <tr>
              <td colspan="4">消费总计： {{totalPrice.toFixed(2)}} 元</td>
            </tr>
          </tfoot>
        </table>
      </div>

      <!-- 右侧图表 -->
      <div class="echarts-box" id="main"></div>
    </div>
  </div>
  <script>
    // 接口文档https://www.apifox.cn/apidoc/shared-24459455-ebb1-4fdc-8df8-0aff8dc317a8/api-53371058
    const app = new Vue({
      el: '#app',
      data: {
        list: [],
        goodsName: '',
        goodsPrice: ''
      },
      // async created() {
      created() {
        // const res = await axios.get('https://applet-base-api-t.itheima.net/bill', {
        //   params: {
        //     creator: "小三"
        //   }
        // })
        // console.log(res);
        // this.list = res.data.data
        this.getList()
      },

      // 第一步
      // 初始化饼图 
      // 官网:https://echarts.apache.org/examples/zh/index.html#chart-type-bar
      mounted() {
        this.mycharts = echarts.init(document.querySelector("#main"))
        this.mycharts.setOption({
          title: {
            text: '账单',
            left: 'center'
          },
          // 提示框
          tooltip: {
            trigger: 'item'
          },
          // 图式
          legend: {
            orient: 'vertical',
            left: 'left'
          },
          series: [
            {
              // name: 'Access From',
              type: 'pie',
              radius: '60%',
              data: [
                // { value: 1048, name: 'Search Engine' },
                // { value: 735, name: 'Direct' },
                // { value: 580, name: 'Email' },
                // { value: 484, name: 'Union Ads' },
                // { value: 300, name: 'Video Ads' }
              ],
              emphasis: {
                itemStyle: {
                  shadowBlur: 10,
                  shadowOffsetX: 0,
                  shadowColor: 'rgba(0, 0, 0, 0.5)'
                }
              }
            }
          ]
        })
      },

      methods: {
        async del(id) {
          const res = await axios.delete(`https://applet-base-api-t.itheima.net/bill/${id}`)
          // this.list = this.list.filter(item => item.id !== id)
          this.getList()
        },

        async add() {
          const res = await axios.post('https://applet-base-api-t.itheima.net/bill', {
            creator: '小三3',
            name: this.goodsName,
            price: this.goodsPrice
          })
          console.log(res);
          this.getList()
        },

        async getList() {
          const res = await axios.get('https://applet-base-api-t.itheima.net/bill', {
            params: {
              creator: "小三3"
            }
          })
          console.log(res);
          this.list = res.data.data

          // 第二步,渲染数据
          // 渲染数据后,更新饼图,只需要重新配置data数据即可
          // 注意:{ value: item.price, name: item.name }遍历时,要加括号括起来
          this.mycharts.setOption({
            series: [
              {
                data: this.list.map(item => ({ value: item.price, name: item.name }))
              }
            ]
          })
        }
      },

      computed: {
        totalPrice() {
          return this.list.reduce((prev, item) => prev + item.price, 0)
        },
      },
      watch: {

      }
    })
  </script>
</body>

</html>